[Event "Las Palmas-05"]
[Site "Las Palmas"]
[Date "1976.??.??"]
[Round "5"]
[White "Hernandez Onna, Roman"]
[Black "Byrne, Robert Eugene"]
[Result "0-1"]
[WhiteElo "2460"]
[BlackElo "2540"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O e6 5. c4 Be7 6. b3 O-O 7. Bb2 d5 8. e3 c5 9. Qe2 Nc6 10. d3 Rc8 11. Nc3 Qd7 12. Rfd1 Rfd8 13. d4 cxd4 14. exd4 Bb4 15. cxd5 exd5 16. Ne5 Qe6 17. Nb5 a6 18. a3 Bf8 19. Nc3 Na5 20. b4 Nc4 21. Nxc4 Qxe2 22. Nxe2 Rxc4 23. Rac1 Rdc8 24. Rxc4 Rxc4 25. Rc1 Ne4 26. Nc3 Be7 27. Bf1 Rc8 28. Nxd5 Rxc1 29. Nxe7+ Kf8 30. Bxc1 Kxe7 31. f3 Nc3 32. Kf2 b5 33. Bd3 g6 34. Bd2 Nd5 35. g4 Bc8 36. Kg3 Be6 37. Kh4 f6 38. Kg3 Kf7 39. h3 Kg7 40. Be4 h6 41. Bd3 Kh7 42. h4 Kg7 43. h5 g5 44. Be4 Kf7 45. f4 Ke7 46. fxg5 fxg5 47. Bxg5+ hxg5 48. h6 Kf7 49. Kf3 Nf6 50. Bb7 Bxg4+ 51. Ke3 Kg6 52. d5 Kxh6 53. Kd4 Bd7 54. Bxa6 g4 55. Bb7 g3 56. d6 Kg5 0-1